CN114434093A - Processing method of high-strength steel draw bar strip with magnetism isolating grooves - Google Patents
Processing method of high-strength steel draw bar strip with magnetism isolating grooves Download PDFInfo
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- CN114434093A CN114434093A CN202111593646.1A CN202111593646A CN114434093A CN 114434093 A CN114434093 A CN 114434093A CN 202111593646 A CN202111593646 A CN 202111593646A CN 114434093 A CN114434093 A CN 114434093A
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- magnetism isolating
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- 230000005389 magnetism Effects 0.000 title claims abstract description 39
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 26
- 239000010959 steel Substances 0.000 title claims abstract description 26
- 238000003672 processing method Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 31
- 230000008569 process Effects 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 14
- 238000003698 laser cutting Methods 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 238000005520 cutting process Methods 0.000 claims abstract description 10
- 238000010008 shearing Methods 0.000 claims abstract description 7
- 238000005498 polishing Methods 0.000 claims abstract description 4
- 239000002994 raw material Substances 0.000 claims abstract description 4
- 238000003825 pressing Methods 0.000 claims description 58
- 230000000670 limiting effect Effects 0.000 claims description 47
- 230000000712 assembly Effects 0.000 claims description 16
- 238000000429 assembly Methods 0.000 claims description 16
- 238000002955 isolation Methods 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 3
- 238000005554 pickling Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000003754 machining Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005381 potential energy Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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Abstract
The invention belongs to the technical field of large-scale power transformer manufacturing, and particularly relates to a processing method of a high-strength steel draw bar strip with a magnetism isolating groove, which comprises the following steps: s1: placing a steel plate raw material on a laser cutting machine platform, and processing the appearance of a pulling plate strip and a magnetism isolating groove; s2: polishing the process connection points existing after the processing in the previous step; s3: placing the pulling plate strip in a stretching mechanism for stretching and leveling; s4: performing material breaking operation by using a plate shearing machine according to the length direction of the pulling plate; the method has the advantages that the pulling plate strips and the magnetism isolating grooves in the middles of the pulling plate strips are machined in a laser cutting mode, the pulling plate strips can be prevented from being deformed due to laser cutting to a certain extent, the method is different from existing gas cutting blanking, the pulling plate strips are machined according to the method of the step S1-the step S5, a large amount of machining time can be shortened, machining efficiency of the pulling plate strips is improved, the magnetism isolating grooves can be machined synchronously, loss caused by eddy currents is reduced, and the method is suitable for the industry of manufacturing large power transformer oil tanks.
Description
Technical Field
The invention belongs to the technical field of manufacturing of large-scale power transformers, and particularly relates to a processing method of a high-strength steel draw bar strip with a magnetic isolation groove.
Background
The pulling plate plays a role in connecting the upper clamping piece and the lower clamping piece in the whole transformer iron core assembly and is a key stressed component.
The converter transformer iron core pulling plate is made of high-strength steel materials and is formed by welding a plurality of pulling plate strips with the width of 50mm and the length of 3500-4500 mm, 1 fixing plate and a plurality of screws.
In the prior art, in order to reduce eddy current loss, a magnetism isolating groove with the width of 1mm is arranged in the middle of a pulling plate strip, the slender pulling plate strip has higher straightness requirement, the straightness in the length direction is 1mm, the conventional machining method of the pulling plate strip is gas cutting blanking, machining amount of 10mm is reserved in the width direction, the pulling plate strip is machined to be 50mm wide by adopting a planing machining method, the machining time of the machining method is long, the machining efficiency is low, and the magnetism isolating groove with the width of 1mm in the middle cannot be machined by adopting the machining method.
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problems that in the prior art, the processing time of the pull plate strip is long, the efficiency is low, and the magnetism isolating groove cannot be processed, the invention provides the processing method of the high-strength steel pull plate strip with the magnetism isolating groove.
The technical scheme adopted by the invention for solving the technical problems is as follows: a processing method of a high-strength steel draw bar strip with a magnetism isolating groove comprises the following steps:
s1: placing a steel plate raw material on a laser cutting machine platform, and processing the appearance of a pulling plate strip and a magnetism isolating groove;
s2: polishing the process connection points existing after the processing in the previous step;
s3: placing the pulling plate strip in a stretching mechanism for stretching and leveling;
s4: performing material breaking operation by using a plate shearing machine according to the length direction of the pulling plate;
s5: and (4) carrying out acid pickling treatment on the pulling strips with certain specifications obtained by material breakage to remove rust and oxide skin.
Preferably, in S1, in the process of processing the steel plate into the tie bar, the steel plate is processed by a laser cutting method, and in the processing process, a magnetic isolation groove with a width of 1mm needs to be processed in the middle of the tie bar; the eddy current consumption can be reduced when the magnetism isolating groove is rented.
Preferably, in S1, when the drawplate strip is cut and formed, the lengths of the two ends of the drawplate strip are longer than 100mm each of the drawing size, and the drawplate strip is used for installing and clamping a drawing machine; the length size of the magnetism isolating groove needs to be 10mm shorter than that of a drawing, a certain number of connection points need to be reserved between the slots to reduce cutting deformation, and the middle of the magnetism isolating groove is additionally provided with 1mm of connection points every 500 mm; the laser cutting mode is adopted to process the pull strip and the magnetism isolating groove, so that the deformation generated by cutting can be reduced to a certain extent.
Preferably, in S3, the set stretching length before the pulling strip is pulled up is 20mm, and the length of the pulling strip after the pulling and leveling is about L +10 mm; with the stretch pull-forward panel having a dimension of Lmm.
Preferably, in the step S4, a plate shearing machine is used to perform a material cutting operation on the lath according to a certain specification, and the tolerance of the length dimension needs to be controlled within (-2, 0); wherein when the material operation is expected absolutely, need to keep the distance symmetry of magnetism isolation groove both ends distance draw lath end.
Preferably, the stretching mechanism consists of a frame, a base, an adjusting seat, a limiting assembly and a clamping assembly; the bases are arranged in two groups, and the machine frame is fixedly connected to the two groups of bases which are symmetrically arranged; the limiting seats are fixedly connected to the side walls of the two ends of the rack, and the limiting assemblies are arranged in the adjusting seats; the clamping assemblies are arranged at two ends of the rack and movably connected to the rack; the middle part of the rack is provided with a second air cylinder, and the output end of the second air cylinder is fixedly connected to the clamping assembly; when the workpiece is stretched, the limiting assemblies positioned on two sides of the rack limit the workpiece fixedly connected in the clamping assemblies at two ends, so that the workpiece cannot be excessively transversely deformed in the process of stretching and deforming the workpiece.
Preferably, the clamping assembly consists of a limiting plate, a first air cylinder, a pressing plate, a sliding block, a limiting block, a spring and a straight rod; the sliding blocks slide at two ends of the rack, and the limiting blocks are fixedly connected at two ends of the sliding blocks; the straight rod is fixedly connected to the sliding block, and the pressing plate slides on the straight rod; the limiting plate is fixedly connected to the top end of the straight rod, and the spring is arranged between the limiting plate and the pressing plate; the first air cylinder is arranged at the top of the limiting plate, and the output end of the first air cylinder is clamped at the top of the pressing plate; a workpiece is arranged between the sliding block and the pressing plate in the clamping assembly at two ends; the workpiece is arranged on the upper part of the frame; rubber strips are glued to the bottom of the pressing plate and the top of the sliding block, and pressing blocks are arranged on the bottom of the pressing plate and the top of the sliding block; the rubber strip and the pressing block at the bottom of the pressing plate are arranged at intervals with the rubber strip and the pressing block at the top of the sliding block;
the two ends of the rack are provided with sliding grooves corresponding to the positions of the clamping assemblies, and the limiting blocks are connected in the sliding grooves at the symmetrical positions of the two ends in a sliding manner; the other end of the workpiece is fixedly connected to the clamping component at the other end according to the same method, so that the workpiece is fixed, then the second cylinder is utilized to drive the sliding blocks at two sides to be away from each other, so that the workpiece can be stretched, and the limiting components arranged at two sides of the rack are matched to limit the workpiece in the stretching process and place excessive transverse deformation.
Preferably, the limiting assembly consists of a threaded rotating handle and an adjusting plate; a movable groove is formed in the adjusting seat, and the adjusting plate is movably connected in the movable groove; the thread rotating handle is in threaded connection with the adjusting seat, and one end, close to the adjusting plate, of the thread rotating handle abuts against the adjusting plate; the threaded rotating handle is rotated manually, one end of the threaded rotating handle is driven to move axially inside the adjusting seat until the threaded rotating handle contacts the adjusting plate, the adjusting plate is abutted against two sides of the workpiece, and the limiting effect on the workpiece is achieved.
The invention has the technical effects and advantages that:
according to the processing method of the high-strength steel pull plate strip with the magnetism isolating grooves, the pull plate strip and the magnetism isolating grooves in the middle of the pull plate strip are processed in a laser cutting mode, the pull plate strip can be prevented from being deformed to a certain extent due to laser cutting, the method is different from the existing gas cutting blanking, the pull plate strip is processed according to the method of the step S1-the step S5, a large amount of processing time can be shortened, the processing efficiency of the pull plate strip is improved, the magnetism isolating grooves can be synchronously processed, loss caused by eddy current is reduced, and the processing method is suitable for the industry of manufacturing large-scale power transformer oil tanks.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a flow chart of a process of the present invention;
FIG. 2 is a perspective view of the stretching mechanism of the present invention;
FIG. 3 is a side view of the stretching mechanism of the present invention;
FIG. 4 is a cross-sectional view of the stretching mechanism of the present invention;
FIG. 5 is an enlarged view of the structure of part A of FIG. 4;
in the figure: 1. a frame; 11. a chute; 12. a base; 13. an adjusting seat; 131. a movable groove; 132. a screw thread rotating handle; 133. an adjusting plate; 2. a workpiece; 31. a limiting plate; 32. a first cylinder; 33. pressing a plate; 34. a slider; 341. a limiting block; 35. a spring; 36. a straight rod; 37. a rubber strip; 38. briquetting; 4. and a second cylinder.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, the processing method of the high-strength steel pull strip with the magnetism isolating grooves, provided by the invention, comprises the following steps:
s1: placing a steel plate raw material on a laser cutting machine platform, and processing the appearance of a pulling plate strip and a magnetism isolating groove;
s2: polishing the process connection points existing after the processing in the previous step;
s3: placing the pulling plate strip in a stretching mechanism for stretching and leveling;
s4: performing material breaking operation by using a plate shearing machine according to the length direction of the pulling plate;
s5: and (4) carrying out acid pickling treatment on the pulling strips with certain specifications obtained by material breakage to remove rust and oxide skin.
In an embodiment of the present invention, in S1, the steel sheet is processed into the tie bar by laser cutting, and a magnetic isolation groove having a width of 1mm needs to be processed in the middle of the tie bar during the processing.
Specifically, eddy current consumption can be reduced when the magnetism isolating groove is rented.
In S1, when the drawplate strip is cut and formed, the lengths of the two ends of the drawplate strip are longer than the drawing size by 100mm, and the drawplate strip is used for installing and clamping a drawing machine; the length size of the magnetism isolating groove needs to be 10mm shorter than that of a drawing, a certain number of connection points need to be reserved between the slots to reduce cutting deformation, and the middle of the magnetism isolating groove is additionally provided with 1mm of connection points every 500 mm;
specifically, the laser cutting mode is adopted to process the pull strip and the magnetism isolating groove, so that the deformation generated by cutting can be reduced to a certain extent.
In an embodiment of the present invention, in S3, when the set stretching length before the pulling-up of the pulling-strip is 20mm, the length of the pulling-strip after the stretching and leveling is about L +10 mm; wherein the stretched front pull strip is Lmm in size.
As an embodiment of the present invention, in S4, a plate shearing machine is used to perform a material cutting operation on the lath according to a certain specification, and the tolerance of the length dimension needs to be controlled within (-2, 0); when the material is cut off, the distance between the two ends of the magnetism isolating groove and the end of the pull lath needs to be kept symmetrical.
As an embodiment of the invention, the stretching mechanism is composed of a frame 1, a base 12, an adjusting seat 13, a limiting component and a clamping component; the bases 12 are arranged in two groups, and the rack 1 is fixedly connected to the two groups of bases 12 which are symmetrically arranged; the limiting seats are fixedly connected to the side walls of the two ends of the rack 1, and the limiting assemblies are arranged in the adjusting seats 13; the clamping assemblies are arranged at two ends of the rack 1 and movably connected to the rack 1; the middle part of frame 1 is provided with No. two cylinders 4, just No. two cylinder 4's output rigid coupling is on the centre gripping subassembly.
Specifically, when the stretching mechanism stretches the workpiece 2, two ends of the workpiece 2 are respectively and fixedly connected to the clamping assemblies at symmetrical positions of the two ends, and then the two ends are respectively output to the two ends by using a second air cylinder 4 arranged in the middle of the rack 1 to drive the clamping assemblies at the two sides to move towards the two ends, so that the workpiece 2 fixedly connected to the clamping assemblies at the two ends is stretched; when the workpiece 2 is stretched, the limiting assemblies positioned at two sides of the rack 1 limit the workpiece 2 fixedly connected in the clamping assemblies at two ends, so that the workpiece 2 cannot generate excessive transverse deformation in the process of stretching and deforming the workpiece 2.
As an embodiment of the present invention, the clamping assembly is composed of a limiting plate 31, a first cylinder 32, a pressing plate 33, a sliding block 34, a limiting block 341, a spring 35 and a straight rod 36; the sliding blocks 34 slide at two ends of the frame 1, and the limiting blocks 341 are fixedly connected at two ends of the sliding blocks 34; the straight rod 36 is fixedly connected to the sliding block 34, and the pressing plate 33 slides on the straight rod 36; the limiting plate 31 is fixedly connected to the top end of the straight rod 36, and the spring 35 is arranged between the limiting plate 31 and the pressing plate 33; the first air cylinder 32 is arranged at the top of the limiting plate 31, and the output end of the first air cylinder 32 is clamped at the top of the pressing plate 33; a workpiece 2 is arranged between a sliding block 34 and a pressing plate 33 in the clamping assembly at two ends; the workpiece 2 is arranged on the upper part of the frame 1; rubber strips 37 are glued to the bottom of the pressing plate 33 and the top of the sliding block 34, and pressing blocks 38 are arranged on the bottom of the pressing plate 33 and the top of the sliding block 34; the rubber strip 37 and the pressing block 38 at the bottom of the pressing plate 33 are arranged at intervals with the rubber strip 37 and the pressing block 38 at the top of the sliding block 34;
the two ends of the frame 1 are provided with sliding grooves 11 corresponding to the positions of the clamping assemblies, and the limiting blocks 341 are slidably connected in the sliding grooves 11 at the symmetrical positions of the two ends.
Specifically, when the workpiece 2 is fixed, one end of the workpiece 2 is firstly clamped in the one-end clamping assembly, that is, one end of the workpiece 2 is clamped at the tops of the pressing plate 33 and the sliding block 34, due to the elastic potential energy of the spring 35, in an initial stage, the pressing plate 33 is in contact with the top of the sliding block 34 under the action of the spring 35, and due to the fact that the two ends of the pressing block 38 are provided with the round corners, when the workpiece 2 is clamped at the tops of the pressing plate 33 and the sliding block 34, the workpiece 2 extrudes the pressing plate 33 to move upwards, and meanwhile, the spring 35 on the other straight rod 36 is compressed to generate stronger elastic potential energy, and the pressing plate 33 is abutted against the sliding block 34, so as to realize primary limiting of the workpiece 2, and as the workpiece 2 is completely fed into the tops of the pressing plate 33 and the sliding block 34, at this time, the pressing plate 33 is driven to move downwards by the first air cylinder 32 fixedly connected to the top of the limiting plate 31, so as to further firmly attach the pressing plate 33 to the sliding block 34, and because the rubber strip 37 at the bottom of the pressing plate 33, the pressing block 38 and the rubber strip 37 at the top of the sliding block 34, and the pressing block 38 are arranged at intervals, one end of the workpiece 2 is fixed under the driving of the first air cylinder 32, the other end of the workpiece 2 is fixedly connected to the clamping component at the other end according to the same method, and further the workpiece 2 is fixed, then the second air cylinder 4 is utilized to drive the sliding blocks 34 at two sides to be away from each other, so that the stretching effect on the workpiece 2 can be realized, and the limiting components arranged at two sides of the rack 1 are matched to realize the limiting in the stretching process of the workpiece 2 and place excessive transverse deformation.
As an embodiment of the present invention, the limiting assembly is composed of a threaded rotating handle 132 and an adjusting plate 133; a movable groove 131 is formed in the adjusting seat 13, and the adjusting plate 133 is movably connected in the movable groove 131; the screw handle 132 is screwed on the adjusting base 13, and one end of the screw handle 132 close to the adjusting plate 133 abuts against the adjusting plate 133.
Specifically, when the limiting assembly is adjusted to limit the workpiece 2, the threaded rotating handle 132 is rotated manually, and one end of the threaded rotating handle 132 is driven to move axially inside the adjusting seat 13 until contacting the adjusting plate 133, and the adjusting plate 133 is abutted against two sides of the workpiece 2, so that the workpiece 2 is limited.
The working principle is as follows:
when the workpiece 2 is fixed, firstly, one end of the workpiece 2 is clamped in the one-end clamping assembly, namely, one end of the workpiece 2 is clamped at the tops of the pressing plate 33 and the sliding block 34, due to the elastic potential energy of the spring 35, in the initial stage, the pressing plate 33 is in contact with the top of the sliding block 34 under the action of the spring 35, and due to the fact that the two ends of the pressing block 38 are provided with the round corners, when the workpiece 2 is clamped at the tops of the pressing plate 33 and the sliding block 34, the workpiece 2 extrudes the pressing plate 33 to move upwards, meanwhile, the spring 35 on the other straight rod 36 is compressed to generate stronger elastic potential energy, the pressing plate 33 is abutted against the sliding block 34, preliminary limiting of the workpiece 2 is achieved, and as the workpiece 2 is completely fed into the tops of the pressing plate 33 and the sliding block 34, at the moment, the pressing plate 33 is driven to move downwards by the first air cylinder 32 fixedly connected to the top of the limiting plate 31, so that the pressing plate 33 is attached to the sliding block 34, and due to the rubber strip 37, the bottom of the pressing plate 33, The pressing block 38 is arranged at intervals with the rubber strip 37 and the pressing block 38 on the top of the sliding block 34, so that one end of the workpiece 2 is fixed under the driving of the first air cylinder 32, the other end of the workpiece 2 is fixedly connected to the clamping component on the other end according to the same method, the workpiece 2 is further fixed, and then the second air cylinder 4 is used for driving the sliding blocks 34 on the two sides to be away from each other, so that the stretching effect on the workpiece 2 can be realized;
the cooperation sets up spacing subassembly realization in frame 1 both sides to the tensile in-process of work piece 2 spacing and place excessive transverse deformation, specifically for artifical rotation screw thread changes 132 to drive the screw thread and change the one end of 132 in the inside of adjusting seat 13 along axial displacement, until contacting regulating plate 133, and support regulating plate 133 tightly in the both sides of work piece 2, realize the limiting displacement to work piece 2, and then accomplish the tensile operation to work piece 2.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The processing method of the high-strength steel draw bar strip with the magnetism isolating grooves is characterized by comprising the following steps of: the processing method comprises the following steps:
s1: placing a steel plate raw material on a laser cutting machine platform, and processing the appearance of a pulling plate strip and a magnetism isolating groove;
s2: polishing the process connection points existing after the processing in the previous step;
s3: placing the pulling plate strip in a stretching mechanism for stretching and leveling;
s4: performing material breaking operation by using a plate shearing machine according to the length direction of the pulling plate;
s5: and (4) carrying out acid pickling treatment on the pulling strips with certain specifications obtained by material breakage to remove rust and oxide skin.
2. The processing method of the high-strength steel pulling plate strip with the magnetism isolating grooves according to claim 1, characterized by comprising the following steps: in the step S1, in the process of processing the steel plate into the tie bar, the steel plate is processed by a laser cutting method, and in the processing process, a magnetic isolation groove with a width of 1mm needs to be processed in the middle of the tie bar.
3. The processing method of the high-strength steel pulling plate strip with the magnetism isolating grooves according to claim 2, characterized by comprising the following steps: in the step S1, when the pulling plate strip is cut and formed, the lengths of the two ends of the pulling plate strip are longer than the lengths of the drawing sizes of 100mm respectively and are used for installing and clamping a drawing machine; the length dimension of the magnetism isolating groove needs to be 10mm shorter than the drawing dimension, a certain number of connection points need to be reserved between the slots to reduce cutting deformation, and a connection point of 1mm is added in the middle of the magnetism isolating groove every 500 mm.
4. The processing method of the high-strength steel pulling plate strip with the magnetism isolating grooves according to claim 3, characterized by comprising the following steps: in the step S3, the set stretching length before the pulling strip is pulled up is 20mm, and the length of the pulling strip after the pulling and leveling is about L +10 mm; wherein the stretched front pull strip is Lmm in size.
5. The processing method of the high-strength steel pulling plate strip with the magnetism isolating grooves according to claim 4, characterized by comprising the following steps: s4, performing material breaking operation on the pulling plate strip according to a certain specification by using a plate shearing machine, wherein the tolerance of the length dimension needs to be controlled within (-2, 0); when the material is cut off, the distance between the two ends of the magnetism isolating groove and the end of the pull lath needs to be kept symmetrical.
6. The processing method of the high-strength steel pulling plate strip with the magnetism isolating grooves according to claim 5, characterized by comprising the following steps: the stretching mechanism consists of a frame (1), a base (12), an adjusting seat (13), a limiting component and a clamping component; the bases (12) are arranged in two groups, and the rack (1) is fixedly connected to the two groups of bases (12) which are symmetrically arranged; the limiting seats are fixedly connected to the side walls of the two ends of the rack (1), and the limiting assemblies are arranged in the adjusting seats (13); the clamping assemblies are arranged at two ends of the rack (1) and movably connected to the rack (1); the middle part of frame (1) is provided with No. two cylinders (4), just the output rigid coupling of No. two cylinders (4) is on the centre gripping subassembly.
7. The processing method of the high-strength steel pulling plate strip with the magnetism isolating grooves according to claim 6, characterized by comprising the following steps: the clamping assembly consists of a limiting plate (31), a first air cylinder (32), a pressing plate (33), a sliding block (34), a limiting block (341), a spring (35) and a straight rod (36); the sliding blocks (34) slide at two ends of the rack (1), and the limiting blocks (341) are fixedly connected at two ends of the sliding blocks (34); the straight rod (36) is fixedly connected to the sliding block (34), and the pressing plate (33) slides on the straight rod (36); the limiting plate (31) is fixedly connected to the top end of the straight rod (36), and the spring (35) is arranged between the limiting plate (31) and the pressing plate (33); the first air cylinder (32) is arranged at the top of the limiting plate (31), and the output end of the first air cylinder (32) is clamped at the top of the pressing plate (33); a workpiece (2) is arranged between a sliding block (34) and a pressing plate (33) in the clamping assembly at two ends; the workpiece (2) is arranged on the upper part of the frame (1); rubber strips (37) are glued to the bottom of the pressing plate (33) and the top of the sliding block (34), and pressing blocks (38) are arranged on the bottom of the pressing plate (33) and the top of the sliding block (34); the rubber strip (37) and the pressing block (38) at the bottom of the pressing plate (33) are arranged at intervals with the rubber strip (37) and the pressing block (38) at the top of the sliding block (34);
the two ends of the rack (1) are provided with sliding grooves (11) corresponding to the positions of the clamping assemblies, and the limiting blocks (341) are connected in the sliding grooves (11) at the symmetrical positions of the two ends in a sliding manner.
8. The processing method of the high-strength steel pulling plate strip with the magnetism isolating grooves according to claim 7, is characterized in that: the limiting assembly consists of a threaded rotating handle (132) and an adjusting plate (133); a movable groove (131) is formed in the adjusting seat (13), and the adjusting plate (133) is movably connected in the movable groove (131); the thread rotating handle (132) is in threaded connection with the adjusting seat (13), and one end, close to the adjusting plate (133), of the thread rotating handle (132) abuts against the adjusting plate (133).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111593646.1A CN114434093B (en) | 2021-12-23 | Processing method of high-strength steel pulling strip with magnetism isolating grooves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111593646.1A CN114434093B (en) | 2021-12-23 | Processing method of high-strength steel pulling strip with magnetism isolating grooves |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114434093A true CN114434093A (en) | 2022-05-06 |
| CN114434093B CN114434093B (en) | 2024-07-09 |
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|---|---|---|---|---|
| CN101786192A (en) * | 2010-03-23 | 2010-07-28 | 中国西电电气股份有限公司 | Method for processing transformer pulling plate magnet isolation tank |
| CN103506746A (en) * | 2013-09-27 | 2014-01-15 | 保定天威集团有限公司 | Method and special tools for anti-deformation machining of flux barriers of clamp pulling plate of transformer |
| US20160075045A1 (en) * | 2013-04-19 | 2016-03-17 | Marel A/S | A cutting apparatus for cutting food objects |
| CN107949452A (en) * | 2015-09-04 | 2018-04-20 | 舒勒自动化有限及两合公司 | Method and apparatus by being cut by laser manufacture sheet metal blank |
| CN213053296U (en) * | 2020-08-18 | 2021-04-27 | 大连奥田耐热纤维有限公司 | Glass fiber felt cutting device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101786192A (en) * | 2010-03-23 | 2010-07-28 | 中国西电电气股份有限公司 | Method for processing transformer pulling plate magnet isolation tank |
| US20160075045A1 (en) * | 2013-04-19 | 2016-03-17 | Marel A/S | A cutting apparatus for cutting food objects |
| CN103506746A (en) * | 2013-09-27 | 2014-01-15 | 保定天威集团有限公司 | Method and special tools for anti-deformation machining of flux barriers of clamp pulling plate of transformer |
| CN107949452A (en) * | 2015-09-04 | 2018-04-20 | 舒勒自动化有限及两合公司 | Method and apparatus by being cut by laser manufacture sheet metal blank |
| US20190308275A1 (en) * | 2015-09-04 | 2019-10-10 | Schuler Automation Gmbh & Co. Kg | Method and device for producing a sheet metal blank by means of laser cutting |
| CN213053296U (en) * | 2020-08-18 | 2021-04-27 | 大连奥田耐热纤维有限公司 | Glass fiber felt cutting device |
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